package j03baozhuang;

public class J1 {
    public static void main(String[] args) {
        int i0 = 4;

        Integer i1 = new Integer(1);
//        i1.
        Integer i2 = new Integer("23");
//        Integer i3 = new Integer("23a");

        byte b1 = i2.byteValue();

        System.out.println(Integer.sum(2,4));//6
        System.out.println(Integer.max(2,4));//4
        System.out.println(Integer.min(2,4));//2
        System.out.println(Integer.MIN_VALUE);

    }
}
